12" X 6" 3-Way Air Supply Grille – Steel HVAC Vent Cover with Damper, Wall/Ceiling Register, White 18" Round Duct Pipe + Product Details Size -

+ Product Details Size - 14"w X 16"h is the size for the duct opening measurement only

75"H – fits a 16" X 8" duct opening

The integral multi-shutter damper with a convenient handle operator ensures that you can easily adjust the air volume

Made from high-quality aluminum

this diffuser is the perfect blend of function and style for your home

12" X 6" 3-Way Air Supply Grille – Steel HVAC Vent Cover with Damper, Wall/Ceiling Register, White 18" Round Duct Pipe + Product Details Size -+ Product Details Outer dimensions: 13. 75"W x 7. 75"H fits a 12" X 6" duct opening Durable stamped steel construction ensures long lasting performance Designed for sidewall and ceiling installation with included screws Multi shutter damper with easy lever for precise airflow control Smooth powder coated white finish for a sleek look and scratch resistance + Product Description Maximize your homes airflow with this premium Air Supply Grille air supply